Olympia Snowe, a moderate Republican who believed in global warming and even tried to do something about it, is retiring from the Senate. Since it’s getting warmer, more Americans believe in global warming, because of …

Step for a moment into this chilling alternative reality, in which fine young men and women believe “gravity is just a theory” and “cigarettes aren’t addictive”: The video is from the Climate Reality Project, Al …

TransCanada is going to reapply for a Keystone XL permit and wants to start work on the Oklahoma-to-Texas portion of the pipeline. Envia Systems has created the most energy-dense battery ever, which could bring down …

BP’s trial for Deepwater Horizon liability has been pushed back one week as the company considers a $14 billion settlement. Scientist Peter Gleick is taking a leave of absence from the Pacific Institute after the …